The following table provides summary statistics for contract job vacancies advertised in London with a requirement for NFS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited NFS over the 3 months to 27 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Network File System (NFS)
England / London
3 months to
27 Mar 2017
Same period 2016 Same period 2015
Rank 373 383 373
Rank change year-on-year +10 -10  
Contract jobs citing NFS 25 48 42
As % of all contract IT jobs advertised in London 0.13% 0.22% 0.20%
As % of the System Software category 1.18% 2.20% 2.11%
Number of daily rates quoted 16 33 32
Median daily rate £463 £450 £463
Median daily rate % change year-on-year +2.77% -2.70%  
90% offered a daily rate of more than £350 £303 £240
10% offered a daily rate of more than £656 £545 £625
UK excluding London median daily rate £475 £450 £375
% change year-on-year +5.55% +20.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £27.50 - £45.00

NFS is in the system software skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for system software skills.

Contract System Software Skills
London
Contract job vacancies with a requirement for system software skills 2122 2186 1994
As % of all contract IT job vacancies advertised in London 10.96% 9.87% 9.27%
Number of daily rates quoted 1472 1502 1311
Median daily rate £450 £440 £413
Median daily rate % change year-on-year +2.27% +6.66%  
90% offered a daily rate of more than £233 £250 £200
10% offered a daily rate of more than £600 £550 £550
UK excluding London median daily rate £351 £365 £350
% change year-on-year -3.97% +4.28%  
Number of hourly rates quoted 50 91 135
Median hourly rate £25.00 £15.00 £17.50
Median hourly rate % change year-on-year +66.66% -14.28%  
90% offered a hourly rate of more than £14.85 £11.50 £12.50
10% offered a hourly rate of more than £49.68 £30.00 £26.88
UK excluding London median hourly rate £15.82 £16.50 £15.85
% change year-on-year -4.13% +4.10%  

NFS
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing NFS as a proportion of all contract or permanent IT jobs with a match in the System Software category.

Job vacancy trend for NFS in London

NFS
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing NFS in London.

Contractor daily rate trend for NFS in London

NFS
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing NFS in London over the 3 months to 27 March 2017.

Contractor daily rate histogram for NFS in London

NFS
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing NFS in London.

Contractor hourly rate trend for NFS in London

NFS
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing NFS within the London region over the 3 months to 27 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Canary Wharf - 5 £535 -
City of London 0 4 £388 -13.88%
NFS
England

NFS
Top 30 Co-occurring IT Skills in London

For the 6 months to 27 March 2017, IT contractor jobs citing NFS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for NFS.

1 66 (88.00%) Linux
2 46 (61.33%) Solaris
2 46 (61.33%) VMware
3 43 (57.33%) DNS
4 41 (54.67%) Unix
5 38 (50.67%) SAN
6 37 (49.33%) Perl
7 36 (48.00%) Windows
8 35 (46.67%) VMware Infrastructure
8 35 (46.67%) Red Hat Enterprise Linux
9 34 (45.33%) Red Hat
10 29 (38.67%) Python
10 29 (38.67%) LDAP
10 29 (38.67%) NAS
11 27 (36.00%) Puppet
11 27 (36.00%) SQL
12 26 (34.67%) EMC
13 25 (33.33%) NetApp
13 25 (33.33%) Bash Shell
13 25 (33.33%) DevOps
14 24 (32.00%) iSCSI
14 24 (32.00%) Configuration Management
14 24 (32.00%) Oracle
15 22 (29.33%) Agile Software Development
16 21 (28.00%) Cisco
16 21 (28.00%) IBM
16 21 (28.00%) Finance
17 20 (26.67%) HP
17 20 (26.67%) Apache
18 19 (25.33%) Java

NFS
Co-occurring IT Skills in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 20 (26.67%) Apache
2 16 (21.33%) Tomcat
3 15 (20.00%) IIS
4 9 (12.00%) Oracle HTTP Server
4 9 (12.00%) WebSphere
5 8 (10.67%) DataSynapse
5 8 (10.67%) Oracle Coherence
6 7 (9.33%) OpenStack
7 5 (6.67%) nginx
8 2 (2.67%) Cloud Foundry
8 2 (2.67%) MS Exchange
8 2 (2.67%) SharePoint
9 1 (1.33%) JBoss
Applications
1 14 (18.67%) MS Excel
2 1 (1.33%) MS Office
Business Applications
1 3 (4.00%) RMDS
1 3 (4.00%) Sentinel
Cloud Services
1 11 (14.67%) Amazon AWS
2 7 (9.33%) Cloud Computing
3 5 (6.67%) IaaS
4 4 (5.33%) Microsoft Azure
5 1 (1.33%) Amazon ELB
5 1 (1.33%) Google Cloud Platform
5 1 (1.33%) Office 365
Communications & Networking
1 43 (57.33%) DNS
2 38 (50.67%) SAN
3 29 (38.67%) LDAP
3 29 (38.67%) NAS
4 24 (32.00%) iSCSI
5 19 (25.33%) DHCP
5 19 (25.33%) TCP/IP
6 17 (22.67%) Fibre Channel
7 14 (18.67%) FCoE
7 14 (18.67%) HTTP
8 9 (12.00%) LAN
8 9 (12.00%) Multicast
8 9 (12.00%) WAN
9 8 (10.67%) Kerberos
9 8 (10.67%) SSL
10 6 (8.00%) Internet
11 4 (5.33%) FTP
11 4 (5.33%) SSH
11 4 (5.33%) VLAN
12 3 (4.00%) SNMP
Database & Business Intelligence
1 14 (18.67%) SQL Server
2 12 (16.00%) MySQL
3 11 (14.67%) Hadoop
4 8 (10.67%) HBase
5 4 (5.33%) Big Data
6 3 (4.00%) MongoDB
6 3 (4.00%) Oracle Database
6 3 (4.00%) Oracle Reports
6 3 (4.00%) PostgreSQL
Development Applications
1 15 (20.00%) Git (software)
2 12 (16.00%) Jenkins
3 3 (4.00%) Vagrant
4 2 (2.67%) JIRA
5 1 (1.33%) Metasploit
General
1 21 (28.00%) Finance
2 18 (24.00%) Banking
3 7 (9.33%) Investment Banking
4 2 (2.67%) Financial Institution
5 1 (1.33%) Advertising
5 1 (1.33%) Back Office
5 1 (1.33%) Games
5 1 (1.33%) Japanese Language
5 1 (1.33%) Pharmaceutical
5 1 (1.33%) Retail
5 1 (1.33%) Retail Banking
5 1 (1.33%) Telecoms
Job Titles
1 25 (33.33%) Administrator
2 15 (20.00%) Systems Administrator
2 15 (20.00%) Unix Administrator
3 13 (17.33%) Architect
3 13 (17.33%) Linux Administrator
3 13 (17.33%) Unix Systems Administrator
4 11 (14.67%) Infrastructure Architect
4 11 (14.67%) Linux Engineer
5 9 (12.00%) VMWare Administrator
6 8 (10.67%) Developer
6 8 (10.67%) Perl Developer
7 7 (9.33%) Linux Systems Administrator
8 6 (8.00%) Python Developer
8 6 (8.00%) Unix Engineer
8 6 (8.00%) Unix Linux Engineer
9 5 (6.67%) Linux Systems Engineer
9 5 (6.67%) Unix Linux Systems Administrator
10 4 (5.33%) Consultant
11 3 (4.00%) Solutions Architect
11 3 (4.00%) Systems Engineer
Libraries, Frameworks & Software Standards
1 9 (12.00%) Middleware
2 8 (10.67%) HTML
2 8 (10.67%) Rendezvous
2 8 (10.67%) XML
2 8 (10.67%) XSLT
3 7 (9.33%) LAMP
4 3 (4.00%) .NET
4 3 (4.00%) libvirt
4 3 (4.00%) RabbitMQ
4 3 (4.00%) Web Services
5 2 (2.67%) CGI
5 2 (2.67%) Elastic Stack
5 2 (2.67%) Embperl
5 2 (2.67%) FastCGI
5 2 (2.67%) LEMP Stack
5 2 (2.67%) Memcached
5 2 (2.67%) Ruby on Rails
6 1 (1.33%) JMS
6 1 (1.33%) SAML
6 1 (1.33%) YAML
Miscellaneous
1 12 (16.00%) Data Centre
2 9 (12.00%) Replication
3 7 (9.33%) Private Cloud
4 6 (8.00%) Client/Server
5 5 (6.67%) Clustering
5 5 (6.67%) CMDB
6 4 (5.33%) Analytical Skills
6 4 (5.33%) Computer Science
6 4 (5.33%) Derivative
6 4 (5.33%) Linux Command Line
6 4 (5.33%) Online Banking
6 4 (5.33%) Symmetrix
7 3 (4.00%) CLARiiON
7 3 (4.00%) Enterprise Storage
7 3 (4.00%) Life Science
8 2 (2.67%) Fintech
8 2 (2.67%) Management Information System
8 2 (2.67%) PKI
9 1 (1.33%) EMC VNX
9 1 (1.33%) VxBlock/Vblock
Operating Systems
1 66 (88.00%) Linux
2 46 (61.33%) Solaris
3 41 (54.67%) Unix
4 36 (48.00%) Windows
5 35 (46.67%) Red Hat Enterprise Linux
6 9 (12.00%) Windows Server
7 8 (10.67%) SUSE
8 6 (8.00%) SUSE Linux Enterprise Server
9 5 (6.67%) Data ONTAP
9 5 (6.67%) Windows Server 2012
10 4 (5.33%) AIX
10 4 (5.33%) CentOS
10 4 (5.33%) Ubuntu
10 4 (5.33%) Windows Server 2003
10 4 (5.33%) Windows Server 2008
11 3 (4.00%) VMS
12 2 (2.67%) Debian
12 2 (2.67%) Mac OS
13 1 (1.33%) Fedora
Processes & Methodologies
1 25 (33.33%) DevOps
2 24 (32.00%) Configuration Management
3 22 (29.33%) Agile Software Development
4 13 (17.33%) Change Management
4 13 (17.33%) Migration
4 13 (17.33%) Performance Tuning
5 11 (14.67%) Open Source
6 10 (13.33%) Benchmarking
6 10 (13.33%) Continuous Integration
6 10 (13.33%) Low Latency
7 9 (12.00%) Kernel Tuning
8 8 (10.67%) Disaster Recovery
9 7 (9.33%) Capacity Planning
10 5 (6.67%) Data Management
10 5 (6.67%) High Availability
10 5 (6.67%) High-Frequency Trading
10 5 (6.67%) ITIL
10 5 (6.67%) Performance Analysis
10 5 (6.67%) SDLC
10 5 (6.67%) Software Delivery
Programming Languages
1 37 (49.33%) Perl
2 29 (38.67%) Python
3 27 (36.00%) SQL
4 25 (33.33%) Bash Shell
5 19 (25.33%) Java
6 16 (21.33%) PowerShell
7 14 (18.67%) Shell Script
8 8 (10.67%) JavaScript
8 8 (10.67%) Korn
9 5 (6.67%) C-shell
9 5 (6.67%) Ruby
10 4 (5.33%) Bourne shell
10 4 (5.33%) SystemTap
11 3 (4.00%) C
11 3 (4.00%) C++
11 3 (4.00%) Go
11 3 (4.00%) PHP
12 1 (1.33%) Julia
Qualifications
1 6 (8.00%) Degree
2 5 (6.67%) RHCE
2 5 (6.67%) Security Cleared
3 4 (5.33%) CCNA
3 4 (5.33%) Cisco Certification
4 3 (4.00%) CCNP
4 3 (4.00%) DV Cleared
4 3 (4.00%) RHCA
4 3 (4.00%) RHCSA
5 2 (2.67%) MCSE
5 2 (2.67%) Microsoft Certification
5 2 (2.67%) RHCT
5 2 (2.67%) SC Cleared
5 2 (2.67%) VCP5
5 2 (2.67%) VCP6
5 2 (2.67%) VMware Certified Professional (VCP)
6 1 (1.33%) AWS Certification
6 1 (1.33%) MCSA
6 1 (1.33%) VCAP
Quality Assurance & Compliance
1 2 (2.67%) QA
1 2 (2.67%) Sarbanes-Oxley
1 2 (2.67%) SLA
2 1 (1.33%) GCP
2 1 (1.33%) ISO27005
2 1 (1.33%) PCI DSS
System Software
1 35 (46.67%) VMware Infrastructure
2 17 (22.67%) KVM
3 15 (20.00%) Active Directory
4 14 (18.67%) Hyper-V
5 13 (17.33%) SRDF
6 12 (16.00%) Samba
7 11 (14.67%) Oracle RAC
8 10 (13.33%) Veritas Volume Manager
9 9 (12.00%) Veritas Cluster Server
9 9 (12.00%) vSphere
9 9 (12.00%) Xen
10 4 (5.33%) iptables
10 4 (5.33%) vCloud
10 4 (5.33%) VMware ESX
11 3 (4.00%) Squid
11 3 (4.00%) Veritas File System
11 3 (4.00%) XenServer
12 2 (2.67%) Docker
13 1 (1.33%) GPFS
13 1 (1.33%) zsh
Systems Management
1 27 (36.00%) Puppet
2 18 (24.00%) Ansible
2 18 (24.00%) Opscode Chef
3 8 (10.67%) Nagios
4 6 (8.00%) NetBackup
5 4 (5.33%) HAProxy
5 4 (5.33%) Oracle ZFS
5 4 (5.33%) Red Hat Satellite
5 4 (5.33%) Red Hat Spacewalk
5 4 (5.33%) SCOM
6 3 (4.00%) OpenIDM
6 3 (4.00%) Salt
6 3 (4.00%) SCCM
6 3 (4.00%) Terraform
6 3 (4.00%) Veritas Storage Foundation
7 2 (2.67%) BladeLogic
7 2 (2.67%) BMC PATROL
7 2 (2.67%) OpenAM
7 2 (2.67%) OpenView
7 2 (2.67%) RANCID
Vendors
1 46 (61.33%) VMware
2 34 (45.33%) Red Hat
3 26 (34.67%) EMC
4 25 (33.33%) NetApp
5 24 (32.00%) Oracle
6 21 (28.00%) Cisco
6 21 (28.00%) IBM
7 20 (26.67%) HP
8 18 (24.00%) Sun
8 18 (24.00%) Veritas
9 12 (16.00%) SaltStack
10 11 (14.67%) Sybase
11 10 (13.33%) Intel
12 8 (10.67%) Microsoft
12 8 (10.67%) TIBCO
13 7 (9.33%) Veeam
14 5 (6.67%) 3PAR
14 5 (6.67%) CyberArk
14 5 (6.67%) Splunk
15 4 (5.33%) AppDynamics